Jamieson, Fausset, and Brown
with all diligence—or, "above," or "more than all," custody (compare Margin), all that is kept (compare Ezekiel 38:7), because the heart is the depository of all wisdom and the source of whatever affects life and character (Matthew 12:35; Matthew 15:19).
Other Jamieson, Fausset, and Brown entries containing Proverbs 4:23:
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